Open source. Open possibilities.

SOPS is a flexible editor for encrypted files that supports multiple data formats and integrates with various cloud KMS providers and encryption tools.

QA Studio is an open-source, self-hostable test management platform for QA teams. It offers hierarchical test suites and cases, test run planning across environments, rich dashboards for results and trends, media attachments, and a full REST API.

A community-maintained DevOps reference guide covering Docker, Kubernetes, Prometheus, Git, Ansible, Terraform, Jenkins, GitLab CI, GitHub Actions, CircleCI, Travis CI, Puppet, Chef, Linux, and networking, with concepts, commands, tutorials, interview questions, and curated learning links.

Curated knowledge repository of SRE practices, tools, and culture from leading tech organizations including Airbnb, Netflix, Google, and many others.

Atlantis is a self-hosted Terraform pull request automation tool that enables collaborative infrastructure-as-code workflows.

Terragrunt is a flexible orchestration tool for Infrastructure as Code that helps OpenTofu/Terraform configurations scale. Now at v1.0.

Tach is a Rust-powered Python tool designed to visualize and enforce dependency boundaries and interfaces within a modular architecture.

Orbit is a lightweight, high-performance native desktop dashboard for exploring, monitoring, and managing Kubernetes clusters, featuring a Rust backend and Neutralinojs runtime.

A tool to apply changes across multiple repositories simultaneously by running scripts or programs in their context.

Grafana Pyroscope is a continuous profiling platform that surfaces performance insights from your applications, helping you optimize CPU, memory and I/O usage and debug bottlenecks down to a single line of code.

Curated reading list on building scalable, reliable, high-performance large-scale systems, with design principles, case studies from tech giants, and interview resources.

Dokku is a Docker-powered mini-PaaS that allows users to build and manage the lifecycle of applications on their own servers.

Run GitHub Actions workflows locally using Docker, with fast feedback and the ability to replace Makefiles.

Reticle is a proxy and desktop UI for debugging MCP integrations. It intercepts, visualizes, and profiles MCP JSON-RPC traffic in real time with microsecond-level overhead, letting developers inspect messages, correlate request-response pairs, profile latency, capture server errors, and record sessions for export.

debux is an open-source container debugger for Docker and Kubernetes that debugs distroless, scratch, and minimal images with a ready-to-use toolbox. It attaches to targets, shares namespaces, and exposes the filesystem for inspection.

Kong Gateway is a cloud-native, platform-agnostic API, LLM and MCP gateway with plugin-based extensibility, routing, load balancing, authentication and AI traffic features.

gha-doctor is a zero-config CLI that diagnoses GitHub Actions workflows for flaky jobs, wasted minutes, slow steps, cache problems and anti-patterns, with static lint rules, run-history analysis, a health score badge, auto-fixes, SARIF/HTML/JSON reports, a GitHub Action and an MCP server.

Artifact Gateway is a lightweight, protocol-native software artifact repository that supports OCI, Maven, npm, PyPI, Go modules, Conan 2, and Raw formats. It uses PostgreSQL for coordination and S3-compatible storage for artifacts, with no Redis, Kafka, or external message queues required. Available as a single binary or split roles, with a web Console for management.

Apache APISIX is a dynamic, real-time, high-performance cloud-native API and AI gateway built on NGINX and etcd, offering dynamic routing, plugin hot-loading, multi-protocol support, and AI proxying for LLM workloads.